Free · No account required 27 tests available

All Cognitive Tests

Start any test instantly — no login needed. Create a free account to save every score, track progress over time, and see your global percentile on your personal dashboard.

⚡ Speed & Motor

Reaction Time

Avg 284ms · Click the instant the screen turns green. 5-trial average. Classic visual-motor speed.

Typing Speed

Avg 52 WPM · Real-time WPM + accuracy. Multiple passages, instant ranking.

Aim Trainer

Click 30 targets as fast as possible. Tests hand-eye coordination and motor precision.

Audio Reaction Time

React to a beep. Humans are ~25ms faster to audio than visual cues — test yourself!

Choice Reaction Time

Two lights, press the matching side. Tests decision speed (Hick's Law). ~60ms slower than simple RT.

Processing Speed

Match symbols as fast as possible. 30 trials in 30 seconds. Core IQ test component.

🧠 Memory

Number Memory

Avg 7 digits · Memorize a growing number. The classic working memory span test.

Verbal Memory

Words appear one by one — Seen or New? 3 lives. Tests semantic/episodic memory.

Visual Memory

Memorize highlighted squares in a growing grid. Spatial working memory, avg level 7–8.

Sequence Memory

Simon-style 3×3 tile grid lights up — repeat the pattern in order. Average: 7–8 steps.

Chimp Test 🐒

Numbers flash on a grid — click them in order 1→N after they hide. Chimps beat humans!

Digit Span Test

Forward & backward digit recall. Part of WAIS-IV IQ battery. Avg forward: 7, backward: 5.

Corsi Block Test

Blocks light up on a dark grid — tap them back in sequence. Visuospatial memory span.

N-Back Test

Gold-standard working memory measure. 1-Back (easy), 2-Back (standard), 3-Back (hard).

Match Pair Memory

Classic emoji card-matching game. 4×4, 5×4, or 6×5 grid. Fewest moves wins.

🎯 Focus & Executive Function

Attention & Focus

Count specific symbols while ignoring distractors. 3 rounds of selective attention.

Stroop Test

Name the ink color, not what the word says. Classic 1935 cognitive interference test.

Go / No-Go Test

Press for GO, hold for NO-GO. 40 trials testing your response inhibition and impulse control.

Flanker Test

Press the direction of the center arrow while ignoring flanking arrows. 40 trials, measures Flanker effect.

Multi-tasking Challenge

Track a moving ball AND answer math questions simultaneously. 60 seconds of divided attention.

🔢 Reasoning & Intelligence

Pattern Recognition

Find the missing piece in visual matrices. Raven's-style non-verbal reasoning. 20 questions.

Math Speed Test

Mental arithmetic under pressure. Easy/Medium/Hard. How many in 60 seconds?

Mini IQ Test

20 questions: sequences, analogies, logic, spatial reasoning. Get an estimated IQ range.

Cognitive Reflection Test

7 trick questions — the obvious answer is wrong. Average score: 1.5/7. Can you resist your gut?

👁️ Perception & Senses

Color Perception Test

Arrange color gradients in perfect order. Inspired by the Farnsworth-Munsell 100 Hue Test.

Color Blindness Test

Ishihara-style plates — can you see the numbers hidden in the colored dot patterns?

Hearing Frequency Test

Find your highest audible frequency. 🎧 Use headphones. Declines with age — how old are your ears?

Track every score

Build Your Full Cognitive Profile

27 tests. Instant global percentiles. Personal dashboard with progress charts, best scores, and cognitive strengths map.

Create free account Global Leaderboard